body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.back-button {
    display: inline-block;
    padding: 10px 15px;
    margin-bottom: 20px;
    background-color: #0056b3;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1em;
}

.back-button:hover {
    background-color: #003366;
}

h1 {
    color: #0056b3;
    text-align: center;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

th {
    background-color: #0056b3;
    color: white;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}
